/* CrystalRealm - CSS Variables and Custom Styles */
:root {
  --primary-bg: #221f1d;
  --accent-primary: #391a06;
  --accent-secondary: #798d3d;
  --light-bg: #f1f1f1;
  --white: #ffffff;
  --text-dark: #333333;
  --text-light: #ffffff;
  --text-muted: #666666;
  --border-color: #dee2e6;
  --border-accent: #6a3615;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-medium: rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

/* Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Fira Sans", sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 2rem;
  padding-bottom: 0.5rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--accent-primary);
}

/* Header Styles */
.navbar {
  background: var(--accent-primary) !important;
  box-shadow: 0 2px 10px var(--shadow-light);
  padding: 1rem 0;
}

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white) !important;
  text-decoration: none;
}

.navbar-nav .nav-link {
  color: var(--white) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--light-bg) !important;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
  width: 100%;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(rgba(23, 23, 23, 0.7), rgba(23, 23, 23, 0.7)), url('./img/hero-renovation.webp');
  background-size: cover;
  background-position: center;
  min-height: 96vh;
  display: flex;
  align-items: center;
  color: var(--white);
  position: relative;
}

.hero-content {
  border: 2px solid rgba(255, 255, 255, 0.3);
  padding: 3rem;
  border-radius: 1px;
  backdrop-filter: blur(5px);
  background: rgba(255, 255, 255, 0.1);
  text-align: center;
  position: relative;
}

.hero-icon {
  width: 80px;
  height: 80px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  background: rgba(255, 255, 255, 0.1);
}

.hero-icon i {
  font-size: 2.5rem;
  color: var(--white);
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn-hero {
  background: var(--accent-primary);
  border: 2px solid var(--accent-primary);
  color: var(--white);
  padding: 12px 35px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 2px;
  text-decoration: none;
  display: inline-block;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-hero:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(36, 21, 106, 0.4);
}

/* Section Backgrounds */
.bg-dark {
  background-color: var(--primary-bg) !important;
  color: var(--white);
}

.bg-light {
  background-color: var(--light-bg) !important;
}

.bg-accent {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)) !important;
  color: var(--white);
}

/* Cards */
.service-card {
  background: var(--white);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  height: 100%;
  position: relative;
}

.service-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-medium);
}

.service-card .icon {
  width: 70px;
  height: 70px;
  background: var(--light-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  transition: var(--transition);
}

.service-card:hover .icon {
  background: var(--accent-primary);
  color: var(--white);
}

.service-card .icon i {
  font-size: 1.8rem;
  color: var(--accent-primary);
  transition: var(--transition);
}

.service-card:hover .icon i {
  color: var(--white);
}


/* Timeline Styles */
.timeline {
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent-primary);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.5rem;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-primary);
  border: 3px solid var(--white);
}

.timeline-icon {
  position: absolute;
  left: -3rem;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--accent-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

/* Forms */
.form-control {
  border: 2px solid var(--border-color);
  border-radius: 5px;
  padding: 12px 15px;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 0.2rem rgba(36, 21, 106, 0.25);
}

.form-select {
  border: 2px solid var(--border-color);
  border-radius: 5px;
  padding: 12px 15px;
  transition: var(--transition);
}

.form-select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 0.2rem rgba(36, 21, 106, 0.25);
}

.btn-primary {
  background: var(--accent-primary);
  border: 2px solid var(--accent-primary);
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 5px;
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--accent-secondary);
  border-color: var(--accent-secondary);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(36, 21, 106, 0.3);
}

.btn-outline-primary {
  border: 2px solid var(--accent-primary);
  color: var(--accent-primary);
  padding: 10px 25px;
  font-weight: 600;
  border-radius: 5px;
  transition: var(--transition);
}

.btn-outline-primary:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: var(--white);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--primary-bg);
  color: var(--white);
  padding: 1.5rem;
  z-index: 1000;
  border-top: 3px solid var(--accent-primary);
  transform: translateY(100%);
  transition: var(--transition);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner .btn {
  margin: 0 0.5rem;
}

/* Footer */
.footer {
  background: var(--primary-bg);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer h5 {
  color: #ecbcbc;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer a {
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 1rem;
  text-align: center;
  color: var(--text-muted);
}

/* Page Header (Secondary Pages) */
.page-header {
  background: var(--light-bg);
  padding: 8rem 0 4rem;
  text-align: center;
  border-bottom: 3px solid var(--accent-primary);
}

.page-header h1 {
  color: var(--accent-primary);
  font-size: 2.5rem;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .hero-content {
    padding: 8rem 2rem;
  }
  
  .section-padding {
    padding: 3rem 0;
  }
  
  .navbar-nav {
    text-align: center;
  }
  
  .timeline {
    padding-left: 2rem;
  }
  
  .timeline::before {
    left: 0.5rem;
  }
  
  .timeline-item::before {
    left: -1.8rem;
  }
}

/* Utility Classes */
.section-padding {
  padding: 5rem 0;
}

.text-accent {
  color: var(--accent-primary) !important;
}

.bg-white {
  background-color: var(--white) !important;
}

.border-bottom-accent {
  border-bottom: 3px solid var(--accent-primary);
}

/* Contact Page Styles */
.contact-info .contact-item {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.5rem;
}

.contact-info .contact-item:last-child {
  border-bottom: none;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--accent-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
  flex-shrink: 0;
}

.contact-icon i {
  color: var(--white);
  font-size: 1.5rem;
}

.contact-info h5 {
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-info a {
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.contact-info a:hover {
  color: var(--accent-primary);
}

.contact-form .form-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.map-container {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-medium);
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background: var(--accent-primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--accent-secondary);
  transform: translateY(-3px);
}

/* new styles  */

/* Загальні стилі для нових блоків */
:root {
  --primary-bg: #221f1d;
  --accent-primary: #391a06;
  --accent-secondary: #798d3d;
  --light-bg: #f1f1f1;
  --white: #ffffff;
  --text-dark: #333333;
  --text-light: #ffffff;
  --text-muted: #666666;
  --border-color: #dee2e6;
  --border-accent: #6a3615;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-medium: rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
  --gradient-primary: linear-gradient(135deg, var(--primary-bg), var(--accent-primary));
  --accent-tertiary: #8b4513;
  --card-bg: #fafafa;
}

/* Стилі для блоку 1: Що таке мінерали */
.minerals-intro-section {
  background: linear-gradient(rgba(57, 26, 6, 0.05), rgba(57, 26, 6, 0.05)), var(--white);
  position: relative;
}

.minerals-intro-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 2px;
}

.section-heading {
  color: var(--primary-bg);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
}

.section-subtitle {
  color: var(--accent-primary);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 2rem;
  opacity: 0.8;
}

.intro-text {
  color: var(--text-dark);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 3rem;
}

.micro-blocks {
  gap: 2rem;
}

.micro-block {
  background: var(--white);
  border-radius: 1px;
  padding: 1.5rem;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

.micro-block:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-left-color: var(--accent-secondary);
}

.micro-block h4 {
  color: var(--accent-primary);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.micro-block p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.minerals-image {
  border-radius: 12px;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
}

.minerals-image:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Стилі для блоку 2: Основні групи мінералів */
.mineral-groups-section {
  background: var(--light-bg);
  position: relative;
  overflow: hidden;
}

.mineral-groups-section::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%);
  opacity: 0.1;
  border-radius: 50%;
}

.groups-grid {
  gap: 1.5rem;
}

.group-card {
  background: var(--white);
  border-radius: 1px;
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.group-card:nth-child(2) {
  border-top-color: var(--accent-secondary);
}

.group-card:nth-child(3) {
  border-top-color: var(--accent-tertiary);
}

.group-card:nth-child(4) {
  border-top-color: var(--primary-bg);
}

.group-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s ease;
}

.group-card:hover::before {
  left: 100%;
}

.group-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.group-card h4 {
  color: var(--primary-bg);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
  position: relative;
}

.group-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.summary-text {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 2rem;
  margin-top: 3rem;
  box-shadow: var(--shadow-light);
  position: relative;
}

.summary-text::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20px;
  right: 20px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
  border-radius: 0 0 20px 20px;
}

.summary-text p {
  color: var(--text-dark);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
  text-align: center;
  font-style: italic;
}


/* Стилі для блоку 3: Как распознать минералы */
.recognition-section {
  background: linear-gradient(135deg, var(--white) 0%, var(--light-bg) 100%);
  position: relative;
}

.section-heading {
  color: var(--primary-bg);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.section-subtitle {
  color: var(--accent-primary);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 3rem;
  opacity: 0.8;
}

.recognition-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.recognition-item {
  background: var(--white);
  margin-bottom: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

.recognition-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent-primary);
}

.recognition-item:nth-child(2)::before {
  background: var(--accent-secondary);
}

.recognition-item:nth-child(3)::before {
  background: var(--accent-tertiary);
}

.recognition-item:nth-child(4)::before {
  background: var(--primary-bg);
}

.recognition-item:nth-child(5)::before {
  background: var(--accent-primary);
}

.recognition-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-medium);
}

.recognition-title {
  color: var(--primary-bg);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.recognition-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

.recognition-image {
  max-height: 300px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
}

.recognition-image:hover {
  transform: scale(1.02);
}

/* Стилі для блоку 4: Уникальные особенности */
.unique-features-section {
  background: var(--primary-bg);
  color: var(--text-light);
}

.unique-text {
  color: var(--text-light);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.features-accordion .accordion-item {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 1rem;
}

.features-accordion .accordion-button {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  border: none;
  font-weight: 600;
  padding: 1.5rem;
}

.features-accordion .accordion-button:not(.collapsed) {
  background: var(--accent-primary);
  color: var(--text-light);
  box-shadow: none;
}

.features-accordion .accordion-button::after {
  filter: brightness(0) invert(1);
}

.features-accordion .accordion-body {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Стилі для блоку 5: Минералы Казахстана */
.kazakhstan-section {
  background: var(--light-bg);
  position: relative;
}

.kazakhstan-text {
  color: var(--text-dark);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.floating-image-1 {
  position: absolute;
  top: 20%;
  right: 5%;
  width: 200px;
  height: 150px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  z-index: 2;
}

.floating-image-2 {
  position: absolute;
  bottom: 25%;
  left: 5%;
  width: 180px;
  height: 120px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  z-index: 2;
}

.kazakhstan-content {
  position: relative;
  z-index: 3;
  background: rgba(255, 255, 255, 0.9);
  padding: 3rem;
  margin: 2rem 0;
}

@media (max-width: 768px) {
  .floating-image-1,
  .floating-image-2 {
    position: static;
    width: 100%;
    height: 200px;
    margin: 1rem 0;
  }
  
  .kazakhstan-content {
    background: var(--white);
    padding: 2rem 1rem;
  }
}

/* Загальні стилі для нових блоків */
:root {
  --primary-bg: #221f1d;
  --accent-primary: #391a06;
  --accent-secondary: #798d3d;
  --light-bg: #f1f1f1;
  --white: #ffffff;
  --text-dark: #333333;
  --text-light: #ffffff;
  --text-muted: #666666;
  --border-color: #dee2e6;
  --border-accent: #6a3615;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-medium: rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
  --gradient-primary: linear-gradient(135deg, var(--primary-bg), var(--accent-primary));
  --accent-tertiary: #8b4513;
  --card-bg: #fafafa;
}

/* Стилі для блоку 3: Как распознать минералы */
.recognition-section {
  background: linear-gradient(135deg, var(--white) 0%, var(--light-bg) 100%);
  position: relative;
}

.section-heading {
  color: var(--primary-bg);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.section-subtitle {
  color: var(--accent-primary);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 3rem;
  opacity: 0.8;
}

.recognition-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.recognition-item {
  background: var(--white);
  margin-bottom: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

.recognition-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent-primary);
}

.recognition-item:nth-child(2)::before {
  background: var(--accent-secondary);
}

.recognition-item:nth-child(3)::before {
  background: var(--accent-tertiary);
}

.recognition-item:nth-child(4)::before {
  background: var(--primary-bg);
}

.recognition-item:nth-child(5)::before {
  background: var(--accent-primary);
}

.recognition-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-medium);
}

.recognition-title {
  color: var(--primary-bg);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.recognition-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

.recognition-image {
  max-height: 300px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
}

.recognition-image:hover {
  transform: scale(1.02);
}

/* Стилі для блоку 4: Уникальные особенности */
.unique-features-section {
  background: var(--primary-bg);
  color: var(--text-light);
}

.unique-text {
  color: var(--text-light);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.features-accordion .accordion-item {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 1rem;
}

.features-accordion .accordion-button {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  border: none;
  font-weight: 600;
  padding: 1.5rem;
}

.features-accordion .accordion-button:not(.collapsed) {
  background: var(--accent-primary);
  color: var(--text-light);
  box-shadow: none;
}

.features-accordion .accordion-button::after {
  filter: brightness(0) invert(1);
}

.features-accordion .accordion-body {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Стилі для блоку 5: Минералы Казахстана */
.kazakhstan-section {
  background: var(--light-bg);
  position: relative;
}

.kazakhstan-text {
  color: var(--text-dark);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.floating-image-1 {
  position: absolute;
  top: 20%;
  right: 5%;
  width: 200px;
  height: 150px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  z-index: 2;
}

.floating-image-2 {
  position: absolute;
  bottom: 25%;
  left: 5%;
  width: 180px;
  height: 120px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  z-index: 2;
}

.kazakhstan-content {
  position: relative;
  z-index: 3;
  background: rgba(255, 255, 255, 0.9);
  padding: 3rem;
  margin: 2rem 0;
}

@media (max-width: 768px) {
  .floating-image-1,
  .floating-image-2 {
    position: static;
    width: 100%;
    height: 200px;
    margin: 1rem 0;
  }
  
  .kazakhstan-content {
    background: var(--white);
    padding: 2rem 1rem;
  }
}

/* Стилі для блоку 6: Преимущества изучения */
.advantages-section {
  background: var(--white);
  position: relative;
}

.advantages-grid {
  gap: 0;
}

.advantage-column {
  padding: 0;
  position: relative;
}

.advantage-item {
  background: var(--light-bg);
  padding: 3rem 2rem;
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.advantage-item:nth-child(1) {
  background: linear-gradient(135deg, var(--accent-primary), var(--primary-bg));
  color: var(--text-light);
}

.advantage-item:nth-child(2) {
  background: var(--white);
  color: var(--text-dark);
  border: 2px solid var(--accent-secondary);
}

.advantage-item:nth-child(3) {
  background: var(--accent-secondary);
  color: var(--text-light);
}

.advantage-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--white);
}

.advantage-item:nth-child(2)::before {
  background: var(--accent-secondary);
}

.advantage-item:hover {
  transform: scale(1.02);
}

.advantage-number {
  font-size: 4rem;
  font-weight: 900;
  opacity: 0.2;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  line-height: 1;
}

.advantage-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  z-index: 2;
  position: relative;
}

.advantage-text {
  font-size: 1rem;
  line-height: 1.6;
  z-index: 2;
  position: relative;
  margin: 0;
}

/* Стилі для блоку 7: Кто мы */
.about-us-section {
  background: var(--primary-bg);
  color: var(--text-light);
  position: relative;
}

.about-us-section::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 50%;
  background: linear-gradient(45deg, var(--accent-primary) 0%, transparent 100%);
  opacity: 0.1;
}

.about-content {
  position: relative;
  z-index: 2;
}

.about-text {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  font-weight: 300;
}

.about-image-wrapper {
  position: relative;
  overflow: hidden;
}

.about-image {
  transition: var(--transition);
  filter: grayscale(30%);
}

.about-image:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.about-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, var(--accent-primary) 0%, transparent 60%);
  opacity: 0.3;
  transition: var(--transition);
}

.about-image-wrapper:hover .about-image-overlay {
  opacity: 0.1;
}

/* Стилі для блоку 8: Наша миссия */
.mission-section {
  background: var(--light-bg);
  position: relative;
}

.mission-header {
  text-align: center;
  position: relative;
  padding-bottom: 2rem;
  margin-bottom: 3rem;
}

.mission-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 3px;
  background: var(--accent-primary);
}

.mission-content {
  background: var(--white);
  padding: 3rem;
  position: relative;
  box-shadow: var(--shadow-light);
}

.mission-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-dark);
  margin-bottom: 2.5rem;
}

.principles-title {
  color: var(--primary-bg);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: center;
}

.principles-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.principle-item {
  background: var(--light-bg);
  padding: 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  transition: var(--transition);
}

.principle-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--accent-primary);
}

.principle-item:nth-child(2)::before {
  background: var(--accent-secondary);
}

.principle-item:nth-child(3)::before {
  background: var(--accent-tertiary);
}

.principle-item:hover {
  background: var(--white);
  transform: translateX(10px);
  box-shadow: var(--shadow-light);
}

.principle-title {
  color: var(--primary-bg);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.principle-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

@media (max-width: 768px) {
  .advantage-item {
    padding: 2rem 1.5rem;
  }
  
  .advantage-number {
    font-size: 3rem;
  }
  
  .mission-content {
    padding: 2rem 1.5rem;
  }
}

/* Стилі для блоку 9: Общая система классификации */
.classification-section {
  background: var(--white);
  position: relative;
}

.classification-timeline {
  position: relative;
  padding: 2rem 0;
}

.classification-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent-primary);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  width: 45%;
}

.timeline-item:nth-child(odd) {
  margin-left: 0;
  text-align: right;
  padding-right: 3rem;
}

.timeline-item:nth-child(even) {
  margin-left: 55%;
  text-align: left;
  padding-left: 3rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 1rem;
  width: 15px;
  height: 15px;
  background: var(--accent-secondary);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--accent-primary);
}

.timeline-item:nth-child(odd)::before {
  right: -7.5px;
}

.timeline-item:nth-child(even)::before {
  left: -7.5px;
}

.timeline-content {
  background: var(--light-bg);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}

.timeline-content:hover {
  background: var(--white);
  box-shadow: var(--shadow-medium);
  transform: translateY(-5px);
}

.timeline-text {
  color: var(--text-dark);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

/* Стилі для блоку 10: Основные классы минералов */
.mineral-classes-section {
  background: linear-gradient(135deg, var(--light-bg) 0%, var(--white) 100%);
}

.classes-masonry {
  columns: 3;
  column-gap: 2rem;
  column-fill: balance;
}

.class-card {
  background: var(--white);
  padding: 2rem;
  margin-bottom: 2rem;
  break-inside: avoid;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

.class-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-3px);
}

.class-title {
  color: var(--primary-bg);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.class-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.class-image {
  width: 100%;
  height: 150px;
  object-fit: cover;
  transition: var(--transition);
}

.class-image:hover {
  transform: scale(1.05);
}

.photo-placeholder {
  width: 100%;
  height: 150px;
  background: var(--light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Стилі для блоку 11: Последние статьи */
.recent-articles-section {
  background: var(--primary-bg);
  color: var(--text-light);
}

.articles-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 2rem;
  height: 500px;
}

.article-preview {
  background: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-preview:first-child {
  grid-row: 1 / 3;
  background: var(--accent-primary);
}

.article-preview:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.02);
}

.article-preview:first-child:hover {
  background: var(--accent-secondary);
}

.article-title {
  color: var(--text-light);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.article-description {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.article-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  opacity: 0.8;
  transition: var(--transition);
}

.article-preview:hover .article-image {
  opacity: 1;
}

/* Стилі для блоку 12: Популярные темы */
.popular-topics-section {
  background: var(--light-bg);
}

.topics-staggered {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.topic-item {
  background: var(--white);
  padding: 2.5rem;
  position: relative;
  transition: var(--transition);
}

.topic-item:nth-child(even) {
  margin-left: 10%;
}

.topic-item:nth-child(odd) {
  margin-right: 10%;
}

.topic-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--accent-primary);
}

.topic-item:nth-child(2)::before {
  background: var(--accent-secondary);
}

.topic-item:nth-child(3)::before {
  background: var(--accent-tertiary);
}

.topic-item:hover {
  box-shadow: var(--shadow-medium);
  transform: translateX(20px);
}

.topic-item:nth-child(even):hover {
  transform: translateX(-20px);
}

.topic-title {
  color: var(--primary-bg);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.topic-content {
  color: var(--text-dark);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
}

@media (max-width: 992px) {
  .classification-timeline::before {
    left: 2rem;
  }
  
  .timeline-item {
    width: calc(100% - 4rem);
    margin-left: 4rem !important;
    text-align: left !important;
    padding-left: 2rem !important;
    padding-right: 0 !important;
  }
  
  .timeline-item::before {
    left: -7.5px !important;
  }
  
  .classes-masonry {
    columns: 2;
  }
  
  .articles-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    height: auto;
  }
  
  .article-preview:first-child {
    grid-row: 1;
  }
}

@media (max-width: 768px) {
  .classes-masonry {
    columns: 1;
  }
  
  .topic-item:nth-child(even),
  .topic-item:nth-child(odd) {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  
  .topic-item:hover,
  .topic-item:nth-child(even):hover {
    transform: translateY(-5px);
  }
}